Wirtgen America is the North American subsidiary of Wirtgen Group, which is the world's largest manufacturer of pavement milling machines. Wirtgen America offers a full line of Wirtgen milling machines, slipform pavers, recyclers/stabilizers, Vogele pavers, and Hamm soil and asphalt, rollers for the road building, pavement recycling and reconstruction industries. Kleemann offers impact, cone and jaw track mounted crushers, also a wide selection of track mounted screens.